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| Phone | Samsung SGH-A657 | ZTE C88 | Samsung Galaxy S8+ | Samsung Galaxy S6 (GSM) | Samsung Galaxy S5 (GSM) | 
| Current U.S. Carriers | (none) | (none) | (none) | (none) | (none) | 
| Global Availability | Released | Released | Released | Released | Released | 
| Specifications | |||||
|---|---|---|---|---|---|
| Display Size | ? | 2" diag. 4 : 3 | 6.2" diag. 18.5 : 9 | 5.1" diag. 16 : 9 | 5.1" diag. 16 : 9 | 
| Display Resolution & Type | 176 x 220 pixels LCD (TFT/TFD) | 176 x 220 pixels (~141 ppi) LCD (TFT/TFD) | 1440 x 2960 pixels (~531 ppi) AMOLED | 1440 x 2560 pixels (~576 ppi) AMOLED | 1080 x 1920 pixels (~432 ppi) AMOLED | 
| Display Refresh | ? | ? | 60 Hz | 60 Hz | 60 Hz | 
| Battery | 1,420 mAh | 800 mAh | 3,500 mAh | 2,550 mAh | 2,800 mAh | 
| Processor | ? | ? | 2.3 GHz Qualcomm Snapdragon 835 (MSM8998) | 2.1 GHz Samsung Exynos 7420 | 2.5 GHz Qualcomm Snapdragon 801 | 
| RAM | ? | ? | 4 GB | 3 GB | 2 GB | 
| Storage | ? raw hardware | ? raw hardware | 64 GB | 32 GB * | 32 GB * | 
| Main Camera | - | Yes | 12 megapixel | 16 megapixel | 16 megapixel | 
| Wide Camera | - | - | - | - | - | 
| Tele Camera | - | - | - | - | - | 
| Video Capture | - | - | 4K UHD | 4K UHD | 4K UHD | 
| Front Camera | - | - | 8 megapixel | 5 megapixel | 2 megapixel | 
| Weight | 4.34 oz (123g) | 3.46 oz (98g) | 6.1 oz (173g) | 4.87 oz (138g) | 5.11 oz (145g) | 
| Dimensions | 4.53" x 2.05" x 0.77" (115 x 52 x 19.6 mm) | 3.85" x 1.92" x 0.7" (98 x 49 x 17.8 mm) | 6.28" x 2.89" x 0.32" (160 x 73 x 8.1 mm) | 5.65" x 2.78" x 0.27" (143 x 71 x 6.8 mm) | 5.59" x 2.85" x 0.32" (142 x 72 x 8.1 mm) | 
| Form Factor | Slab | Clamshell | Slab | Slab | Slab | 
| Platform / OS | (proprietary) | (proprietary) | Android | Android | Android | 
| Network Bands | WCDMA: 2, 5 GSM: 850, 900, 1800, 1900 | CDMA: 850, 1900 | 4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 40, 41, 66 WCDMA: 1, 2, 4, 5, 8 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 | ||
| Data Technology | HSDPA 3.6 | 1xRTT | LTE (Cat 16) | LTE (Cat 6) | LTE (Cat 4) | 
| Features | |||||
| Fingerprint Reader | - | - | Yes stand-alone | Yes | Yes | 
| Flashlight | Yes | - | Yes | Yes | - | 
| GPS / Location | Yes | Yes | n/a | n/a | n/a | 
| Ruggedized | Yes | - | - | - | Yes | 
| VR-ready | - | - | Yes | Yes | - | 
| Water-Resistant | - | - | Yes IPX8 (SCUBA) | - | Yes IPX7 (snorkeling) | 
| Accessibility | |||||
| Hearing Aid Compatible | - | - | Yes | Yes | Yes | 
| Multiple Languages | Yes | Yes | n/a | n/a | n/a | 
| TTY/TDD (Digital) | Yes | Yes | Yes | Yes | Yes | 
| Alerts | |||||
| Extra Display | - | Yes | - | - | - | 
| Connectivity | |||||
| Bluetooth | Yes Classic Audio | Yes Classic Audio | Yes Classic Audio | Yes Classic Audio | Yes Classic Audio | 
| Infrared (IR) | - | - | - | Yes | Yes | 
| MirrorLink | - | - | Yes | Yes | - | 
| NFC | - | - | Yes | Yes | Yes | 
| USB | Yes | Yes Micro-USB | Yes USB Type C | Yes Micro-USB | Yes | 
| Wi-Fi | - | - | Yes 5 (802.11 a,ac,b,g,n) | Yes 5 (802.11 a,ac,b,g,n) | Yes 5 (802.11 a,ac,b,g,n) | 
| Contacts | |||||
| Picture ID | Yes | - | n/a | n/a | n/a | 
| Ringer ID | Yes | Yes | n/a | n/a | n/a | 
| Voice Dialing | - | Yes | n/a | n/a | n/a | 
| Customization | |||||
| Custom Graphics | Yes | Yes | n/a | n/a | n/a | 
| Custom Ringtones | Yes | Yes | n/a | n/a | n/a | 
| Real-Music Ringers | Yes | Yes | n/a | n/a | n/a | 
| Data & Network | |||||
| Data Tethering | Yes | - | n/a | n/a | n/a | 
| WAP / Web Browser | Yes | Yes | n/a | n/a | n/a | 
| Input | |||||
| Predictive Text Entry | Yes | Yes | n/a | n/a | n/a | 
| Side Keys | Yes | Yes | Yes | Yes | Yes | 
| Touch Screen | - | - | Yes | Yes | Yes | 
| Memory | |||||
| Memory Card Slot | Yes | - | Yes | - | Yes | 
| Messaging | |||||
| Email Client | Yes | Yes | n/a | n/a | n/a | 
| Instant Messaging | Yes | Yes | n/a | n/a | n/a | 
| MMS | Yes | Yes | n/a | n/a | n/a | 
| Text Messaging Templates | Yes | Yes | n/a | n/a | n/a | 
| Music | |||||
| Headphone Jack (3.5mm) | - | - | Yes | Yes | Yes | 
| Music Player | Yes | - | n/a | n/a | n/a | 
| Photo & Video | |||||
| DLNA | - | - | - | Yes | Yes | 
| Miracast | - | - | - | Yes | - | 
| TV Output | - | - | - | Yes | Yes | 
| Power | |||||
| Fast Charging | - | - | Yes | Yes | - | 
| Wireless Charging | - | - | Yes | Yes | Yes * | 
| Productivity | |||||
| Alarm | Yes | Yes | n/a | n/a | n/a | 
| Calculator | Yes | Yes | n/a | n/a | n/a | 
| Calendar | Yes | Yes | n/a | n/a | n/a | 
| To-Do List | Yes | - | n/a | n/a | n/a | 
| Voice Memo | Yes | Yes | n/a | n/a | n/a | 
| Software | |||||
| BREW | - | Yes | n/a | n/a | n/a | 
| Games | Yes | Yes | n/a | n/a | n/a | 
| Java (J2ME) | Yes | - | n/a | n/a | n/a | 
| Voice | |||||
| HD Voice | - | - | Yes | Yes | Yes | 
| Push-To-Talk | Yes | - | - | - | - | 
| Speaker Phone | Yes | Yes | Yes | Yes | Yes | 
| * Some versions only | |||||
| Samsung SGH-A657 | ZTE C88 | Samsung Galaxy S8+ | Samsung Galaxy S6 (GSM) | Samsung Galaxy S5 (GSM) | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
|  |  |  |  |  | |
| Phone | Samsung SGH-A657 | ZTE C88 | Samsung Galaxy S8+ | Samsung Galaxy S6 (GSM) | Samsung Galaxy S5 (GSM) | 
 



